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8.74 ctw Round Mixed Tanzanite Parcel

Currency:USD Category:Jewelry / Loose Diamonds & Gemstones Start Price:1.00 USD Estimated At:650.00 - 840.00 USD
8.74 ctw Round Mixed Tanzanite Parcel
SOLD
170.00USDto f***r+ (33.58) buyer's premium. + applicable fees & taxes.
This item SOLD at 2019 Jul 14 @ 20:47UTC-7 : PDT/MST
High End Watches, Exotic Antiques, Cars, Gold, Vintage & Collectible Coins, and Jewelry.
One hundred fifty round mixed cut natural tanzanites exact total weight 8.74ct., clarity is eye clean, type I, medium dark, very slightly grayish, bluish violet color, (GIA bV 6/3), cut is good. Transmitting light with no distortion, transparent. Color grade is an average for the group. Graded in the setting. Tanzanite is a very rare gemstone that is only found in the country of Tanzania. Originally discovered in 1967. Tiffany & Company, named the stone Tanzanite. It is found in the Usumburu Mountains that border the Umba Valley of northern Tanzania. Tanzanite occurs in gray, brown, violet, blue, reddish-purple, & green. The gem is interesting because of its exceptional pleochroism. Rotated in different directions a tanzanite will exhibit multiple changes of color. Tanzanite has a low tolerance to ultrasonic cleaning, and should not be cleaned using this method. Westfield Appraised at $840.00.